Lumbar support for an office chair



FIG. 1 is a front view of a lumbar support for an office chair showingour new design;

FIG. 2 is a top view thereof;

FIG. 3 is a left side view thereof, the right side view being a mirrorimage thereof;

FIG. 4 is a left side cross-sectional view as taken along line 4—4 ofFIG. 1; and,

FIG. 5 is an upper right, front isometric view thereof.

The ornamental design for a lumbar support for an office chair, as shownand described.